Amphibians’ permeable skin makes them incredibly sensitive to changes in their environment. Scientists and conservationists alike are using them as “sentinel species” that could provide early warnings of ecosystem change and stress affecting them and other organisms. Next time you are out, stop and listen. Do you hear them?
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California Red-Legged Frog Vocalization
Amphibians’ permeable skin makes them incredibly sensitive to changes in their environment. Scientists and conservationists alike are using them as “sentinel species” that could provide early warnings of ecosystem change and stress affecting them and other organisms. Next time you are out, stop and listen. Do you hear them?
Hawaiian Hoary Bats Hunting Insects
The sound of Hawaiian hoary bats hunting insects.
Walruses Hauled Out on the Northwest Coast of Alaska
What do walrus sound like? Listen to audio clips of walrus bellowing as they are hauled out on the northwest coast of Alaska.
What do walrus sound like? Listen to audio clips of walrus bellowing as they are hauled out on the northwest coast of Alaska.
Walruses Hauled Out on the Northwest Coast of Alaska
What do walrus sound like? Listen to audio clips of walrus bellowing as they are hauled out on the northwest coast of Alaska.
What do walrus sound like? Listen to audio clips of walrus bellowing as they are hauled out on the northwest coast of Alaska.
Walruses Hauled Out on the Northwest Coast of Alaska
What do walrus sound like? Listen to audio clips of walrus bellowing as they are hauled out on the northwest coast of Alaska.
What do walrus sound like? Listen to audio clips of walrus bellowing as they are hauled out on the northwest coast of Alaska.
Walruses Hauled Out on the Northwest Coast of Alaska
What do walrus sound like? Listen to audio clips of walrus bellowing as they are hauled out on the northwest coast of Alaska.
What do walrus sound like? Listen to audio clips of walrus bellowing as they are hauled out on the northwest coast of Alaska.
Forster's Tern Attraction Tape
A sample of the audio file of Forster's tern colony calls that will be broadcast to attract breeding terns to islands in south San Francisco Bay.
A sample of the audio file of Forster's tern colony calls that will be broadcast to attract breeding terns to islands in south San Francisco Bay.